1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
|
/*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 1999 Antti Koivisto (koivisto@kde.org)
* Copyright (C) 2003-2022 Apple Inc. All rights reserved.
* Copyright (C) 2010 Google Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#pragma once
#include "RenderBoxModelObject.h"
#include "RenderElement.h"
namespace WebCore {
class BorderPainter {
public:
BorderPainter(const RenderElement&, const PaintInfo&);
void paintBorder(const LayoutRect&, const RenderStyle&, BleedAvoidance = BleedAvoidance::None, RectEdges<bool> closedEdges = { true }) const;
void paintOutline(const LayoutRect&) const;
void paintOutline(const LayoutPoint& paintOffset, const Vector<LayoutRect>& lineRects) const;
bool paintNinePieceImage(const LayoutRect&, const RenderStyle&, const NinePieceImage&, CompositeOperator = CompositeOperator::SourceOver) const;
static void drawLineForBoxSide(GraphicsContext&, const Document&, const FloatRect&, BoxSide, Color, BorderStyle, float adjacentWidth1, float adjacentWidth2, bool antialias = false);
static std::optional<Path> pathForBorderArea(const LayoutRect&, const RenderStyle&, float deviceScaleFactor, RectEdges<bool> closedEdges = { true });
static bool allCornersClippedOut(const RoundedRect&, const LayoutRect&);
static bool shouldAntialiasLines(GraphicsContext&);
private:
struct Sides;
void paintSides(const Sides&) const;
void paintTranslucentBorderSides(const RoundedRect& outerBorder, const RoundedRect& innerBorder, const IntPoint& innerBorderAdjustment,
const BorderEdges&, BoxSideSet edgesToDraw, std::optional<BorderDataRadii>, BleedAvoidance, RectEdges<bool> closedEdges, bool antialias) const;
void paintBorderSides(const RoundedRect& outerBorder, const RoundedRect& innerBorder, const IntPoint& innerBorderAdjustment, const BorderEdges&, BoxSideSet edgeSet, std::optional<BorderDataRadii>, BleedAvoidance, RectEdges<bool> closedEdges, bool antialias, const Color* overrideColor = nullptr) const;
void paintOneBorderSide(const RoundedRect& outerBorder, const RoundedRect& innerBorder,
const LayoutRect& sideRect, BoxSide, BoxSide adjacentSide1, BoxSide adjacentSide2, const BorderEdges&, std::optional<BorderDataRadii>, const Path*, BleedAvoidance, RectEdges<bool> closedEdges, bool antialias, const Color* overrideColor) const;
void drawBoxSideFromPath(const LayoutRect& borderRect, const Path& borderPath, const BorderEdges&, std::optional<BorderDataRadii>, float thickness, float drawThickness, BoxSide, Color, BorderStyle, BleedAvoidance, RectEdges<bool> closedEdges) const;
void clipBorderSidePolygon(const RoundedRect& outerBorder, const RoundedRect& innerBorder, BoxSide, bool firstEdgeMatches, bool secondEdgeMatches) const;
LayoutRect borderRectAdjustedForBleedAvoidance(const LayoutRect&, BleedAvoidance) const;
static Color calculateBorderStyleColor(const BorderStyle&, const BoxSide&, const Color&);
const Document& document() const;
CheckedRef<const RenderElement> m_renderer;
const PaintInfo& m_paintInfo;
};
LayoutRect shrinkRectByOneDevicePixel(const GraphicsContext&, const LayoutRect&, float devicePixelRatio);
}
|
